baber/WOPTO huggingface dataset:
Patent JP-H1188058-A (JP)
Title: Pseudo synchronous detection circuit
Inventor: ADACHI MICHIHIRO
IPC: H04N5/455
Filed: 1997-09-10
Abstract: PROBLEM TO BE SOLVED: To perform pseudo synchronous detection which can be accurately demodulated without using an LC resonance circuit. SOLUTION: A modulation signal S101 and the phase control voltage S106 are inputted to the 1st and 2nd input terminals 103a and 103b of a variable phase shift circuit 103 respectively. A 1st multiplication circuit 101 inputs the signal S101 and the output signal of a 1st limiter circuit 104 and outputs a demodulation signal S107. A phase shift circuit 105 varies the phase of the output signal of the circuit 103. A 2nd multiplication circuit 102 inputs the signal S101 and the output signal of a 2nd limiter circuit 106. An LPF 107 inputs the output signal of the circuit 102 and outputs the voltage S106.
Patent JP-H0576738-A (JP)
Title: Hydrogen gas separation membrane
Inventor: USHIFUSA YOSHINORI
IPC: B23K26/382
Filed: 1991-09-25
Abstract: PURPOSE:To produce a hydrogen separation membrane little in hydrogen separation resistance by laminating a thin film containing Pd on a surface of a metallic porous supporting body drilled by the laser method or the etching method. CONSTITUTION:The thin film 3 containing Pd is laminated on the surface of the metallic porous supporting body 1 drilled by the laser method or the etching method. In a result, the hydrogen separation membrane little in hydrogen separation resistance is produced. And a barrier layer (for example TiN layer) to prevent mutual diffusion is intervened between the metallic porous supporting body and the Pd thin film. In a result, deterioration of the hydrogen separation membrane is prevented.
Patent JP-H07104612-A (JP)
Title: Method for setting temperature of photoreceptive film for image forming device
Inventor: SAKO HIROYUKI
IPC: G03G15/00
Filed: 1993-09-30
Abstract: PURPOSE:To provide a dark decay control method in an image forming device capable of forming an image with uniform density even when dark decay on a photoreceptive film is fluctuated for various causes regardless of the cause of the fluctuation. CONSTITUTION:In this method for setting the temperature of the photoreceptive film 12 of the image forming device 11; first, the degree of the dark decay on the film 12 is detected by a surface potential meter 26 when a photoreceptor 13 is mounted. Next, the temperature of the film 12 is adjusted by a heater 24 corresponding to the detected degree of the dark decay of the film 12. Since the temperature of the film 12 correlates with the degree of the dark decay, the dark decay amount is made constant regardless of the kind of the photoreceptor 13 by adjusting the temperature of the film 12.
Patent JP-2000071849-A (JP)
Title: Hinge structure of three-turn dump
Inventor: OGURA HIROYUKI
IPC: B60P1/04
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To manufacture, at a low cost and easily, a hinge mounted at the front and rear, and the right and left of a frame by sharing one regulating member for oscillating regulation of a hook fixing a hinge shaft at the package box side and a stopper for the hook for retaining the hook at the fixing position. SOLUTION: A hinge body 9 is oscillatably-formed with a hook 16 for fixing a hinge shaft 11 on the package box side on a hinge body 9. A stopper 18 for retaining the hook 16 at a fixing position is oscillatably-formed inside the hook 16. One regulating member 22 is fixed between the hook 16 and the stopper 18 for the hook. The hook 16 is brought into contact with the regulating member 22 at a fixing releasing position, and the stopper 18 for the hook is allowed to abut to the hook fixing position, thus it is possible to stop respective oscillating operations.
Patent JP-H07100624-A (JP)
Title: Casting apparatus
Inventor: MABUCHI YOSHIKAZU
IPC: B22D23/00
Filed: 1993-09-30
Abstract: PURPOSE:To miniaturize and simplify a molten metal pouring device by arranging a control means for extending a cylinder at a first speed at the initial stage of pouring the molten metal and extending the cylinder at a second high peed after the initial stage of pouring the molten metal. CONSTITUTION:When the supply of the molten metal into a ladle complates, pressure oil is supplied into a bottom oil chamber of the cylinder 6 through a flow rate control valve 36A. The cylinder 6 is extended and a die base is turned in the clockwise direction at the first speed set with a flow rate control valve 36A. At the time off turning the die base, the posture of the ladle is changed and the pouring of the molten metal at the initial stage is started. The turning angle of the die base is detected with a sensor 35 and the completion of the molten metal pouring at the initial stage is decided, and the solenoid 37a of a solenoid selector valve 37 is energized to change over the valve 37. A flow rate control valve 36B is parallel connected to the flow rate control valve 36R through the valve 37 and the pressure oil passing through both of the flow rate control valves 36A, 36B is flowed into a cylinder 6 and the die base is turned at the second speed of higher than the first speed. Total molten metal pouring quantity is smoothly increased and high casting quantity is obtd.
Patent JP-S62103805-A (JP)
Title: Magnetic stripe reader and writer
Inventor: HIRAHARA KAZUAKI
IPC: G11B25/04
Filed: 1985-10-31
Abstract: PURPOSE:To shorten a data processing time by executing a reading or writing from a head when a moving head is shifted from a front edge part to a rear edge part of a magnetic stripe and executing the reading or the writing from the end when the head is shifted from the rear edge part to the front edge part. CONSTITUTION:The first data processing means to process the read data in the sequence of reading when the data are read while the moving head is shifted from the front edge side to the rear edge side of the magnetic stripe and to write the data in the sequence from the head of data when the data are written, and the second data processing means to process the read data in the sequence of reverse reading when the data are read while the moving head is shifted from the rear edge side to the front edge side of the magnetic stripe and to write in the sequence from the end of the data when the data are written are provided. Thus, when the moving head is stopped at the front edge part of the magnetic stripe, the data can be read and written by the first data processing means and when the head is stopped at the rear edge part of the magnetic stripe, the data can be read and written by the second data processing means, and the data processing speed is improved.
Patent JP-H0293538-A (JP)
Title: Mask cassette
Inventor: FUJIOKA HIDEHIKO
IPC: G03F1/66
Filed: 1988-09-30
Abstract: PURPOSE:To allow the storage of plural sheets of masks into the mask cassette and to facilitate taking-out and housing of the masks by providing a chucking means which magnetically attracts and holds the masks, positioning means which installs the masks to the prescribed position and means which grips the outer edges of the masks. CONSTITUTION:The magnetic flux of a permanent magnet 8 forms a magnetic path via a mask frame 5 when the mask frame 5 is brought near to a mask holder 2. The mask is attracted and held to the mask holder 2 in this way. The mask frame 5 is positioned while the frame comes into collision against a V block 3 at the time when the mask is attracted and held to the mask holder 2; therefore, the mask is eventually attracted and held with high accuracy. The magnetic flux of the permanent magnet 8 is merely necessitated to be instantaneously negated by exciting a solenoid coil 9 via a lead wire 10 at the time of removing the mask from the mask holder 2. The constitution of the mask cassette in a manner as to house plural sheets of the masks is facilitated in this way and the easy taking-out and housing of the masks are executed.
Patent JP-H0987118-A (JP)
Title: Position bait for cockroach
Inventor: SAKATA NAOHIRO
IPC: A01N59/14
Filed: 1995-09-25
Abstract: PROBLEM TO BE SOLVED: To obtain a poison bait for cockroach which can be taken in by cockroach as it is kept soft, half-dried or pasty for a long period of time. SOLUTION: In a poison bait against cockroach comprising boric acid, starch and crystalline cellulose, an animal or vegetable lipid or their mixture and an antioxidant are additionally formulated. Further, a miss-eating preventive is added so that it may not be eaten by infants by mistake.
Patent JP-H07173637-A (JP)
Title: Crosslinking and reduction of halide
Inventor: HARII RANDORU BITSUKUFUOODO
IPC: C08J3/24
Filed: 1994-10-12
Abstract: PURPOSE: To plate, with a high adhesion, a halogenated substance with a metal from a non-electrolytic plating bath by supplying an effective amount of electrons to the surface of the halogenated substance and carrying out a bridging removing halogen substituents.  
     CONSTITUTION: An effective amount of electrons is supplied to at least a part of a main surface of a halogenated substance comprising a haologenated polymer such as poly(tetrafluoroethylene) thereby removing halogen substituents such as F in the halogenated substance and bridging the halogenated substance. Electrons are electrochemically supplied from chemical reducing agents comprising organic compounds such as anthrathene. The surface of the halogenated substance is activated by the reducing treatment so that, in the non-electrolytic plating subsequently executed, a metal-containing plating layer of an excellent adhesion can be formed. 
     COPYRIGHT: (C)1995,JPO
Patent JP-H1182187-A (JP)
Title: Evaporated fuel treating device for engine
Inventor: KADOOKA HIDEJI
IPC: G01M15/04
Filed: 1997-09-11
Abstract: PROBLEM TO BE SOLVED: To dissolve defectiveness related to a pressure check port in an evaporated fuel treating device for an engine. SOLUTION: An evaporated fuel treating device for an engine is provided with a solenoid purge control valve 9 for opening/closing a purge passage, and a pressure check port 30 directly connecting the purge passage to a leakage inspection apparatus. The purge control valve 9 is provided with a core 18 attracting a valve element 15 by electromagnetic force generated to a solenoid 19. The core 18 is formed in a cylindrical shape, and the pressure check port 30 communicated with the purge passage 6 at a point closer to a canister side than to the valve element 15 is formed inside the core 18.
Patent JP-S61124449-A (JP)
Title: Paper feeding device
Inventor: IDENAWA HIROYUKI
IPC: B65H3/06
Filed: 1984-11-20
Abstract: PURPOSE:To miniaturize a device and enable two types of paper to be fed selectively by providing two paper feeding rollers which rotate being selectively brought in pressure contact with two different types of paper which are independently loaded on one paper feeding tray, in a paper feeding device. CONSTITUTION:A paper feeding roller 100A for feeding sheets of paper 300A loaded on the paper loading part 200A of a paper feeding tray 200, and a paper feeding roller 100B for feeding sheets of paper loaded on the paper loading part 200B, are provided in a paper feeding device 100. Also, a paper feeding roller selecting means for bringing one of these paper feeding rollers selecting means for bringing one of these paper feeding rollers 100A, 100B in pressure contact with the selected one of sheets of paper 300A, 300B, is provided. And, further, the device 100 has a paper feeding roller driving means 107 which rotates the paper feeding roller 100A or the paper feeding roller 100B to be brought in pressure contact with either the paper 300A or the paper 300B, in the direction of feeding paper by means of the paper feeding roller selecting means, and a paper feeding roller driving controlling means which controls the paper feeding rollers 100A, 100B by this driving means 107.
Patent JP-H0296018-A (JP)
Title: Pile setting work
Inventor: SUZUKI NORIHIKO
IPC: E02D5/24
Filed: 1988-09-29
Abstract: PURPOSE:To raise the efficiency of construction by a method in which a water drain path-forming part with a water inlet through which water comes from underground is set in the longitudinal direction on the outside of a support pile in the setting work of a water drain through which excess void water in the ground is allowed to escape to the ground's surface. CONSTITUTION:Before setting of a support steel tubular pile 1 under the ground, a water drain-forming part 4 having a slit-type water incoming path 3 over its longitudinal direction is fixed by welding in the longitudinal direction on the outside of the pile 1, and gravels 5 of a larger diameter than the opening of the path 3 are packed into the part 4. The setting of the pile 1 under the ground and the setting of the part 4 through which excess void water pressure in the ground is allowed to escape to the ground's surface can be completed by one process. The efficiency of construction can thus be raised.
Patent JP-2001075351-A (JP)
Title: Electrophotographic image forming device
Inventor: SAKATA SHIRO
IPC: G03G15/08
Filed: 1999-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain an electrophotographic image forming device which has high precision and a display of remaining developer quantity or existence of developer that is preferable for a user by suppressing dispersion in the detected result of the remaining developer quantity or the existence of developer due to variation in temperature, humidity or dielectric constant of the developer. SOLUTION: In this device, the remaining quantity of the developer in a developer container is calculated on the basis of an electric signal corresponding to electrostatic capacity Ca between a 1st electrode and a 2nd electrode of a measuring electrode means 20A and an electric signal corresponding to electrostatic capacity between a 1st electrode and a 2nd electrode of a reference electrode means 20B, both generated by application of AC bias voltage. The detected value of the remaining quantity of the developer is corrected on the basis of the electric signal corresponding to electrostatic capacity between the 1st electrode and the 2nd electrode of the reference electrode means 20B.
Patent JP-H08108534-A (JP)
Title: Ink jet head and manufacture thereof
Inventor: MURAI TAEKO
IPC: B41J2/045
Filed: 1994-10-12
Abstract: PURPOSE: To simplify assembling steps, and to improve the production efficiency and the yield by facilitating the removal of an electrode in a multi-channel ink jet head. CONSTITUTION: End face electrodes are formed at both end faces of piezoelectric elements 7 of piezoelectric element rows 4 of two rows, end face electrodes of the end face side opposed with the rows 4 are connected to a common electrode 24 on a board 3, the end face electrodes of the end face side not opposed are connected to individual electrodes 22 provided on the board 3, and the electrodes 22 of the board 3 are divided at each elements 7 by a split groove 21 formed in the direction perpendicular to the arraying direction of the plurality of the elements 7.
Patent JP-H04124915-A (JP)
Title: Squelch control system
Inventor: DEGUCHI TAKASHI
IPC: H04B1/10
Filed: 1990-09-17
Abstract: PURPOSE:To make the manual setting operation of a squelch level at a base station and a mobile station unnecessary by determining the setting timing of the squelch level according to electric field level information, and setting the squelch level to meet the electric field level information at this timing. CONSTITUTION:A squelch level setting circuit 13 sets the setting timing of the squelch level after longer time elapses in proportion as the value of the received electric field level to meet the electric field level information is smaller, and sets the squelch level to meet the electric field level information at that timing. A squelch circuit 12 interrupts a demodulated signal given from a receiver 11 according to the compared result of the electric field level information and the set squelch level.
Patent JP-2000056328-A (JP)
Title: Liquid crystal electro-optic device
Inventor: NISHI TAKESHI
IPC: G02F1/136
Filed: 1999-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain an excellent liquid crystal electro-optic device which does not require polarizing plates, is bright, is high in contrast ratio and has less dependence on a visual field angle by executing the transmission and absorption of light by a light controllable layer formed by liquid crystals in the liquid crystal electro-optic device of the lateral electric field drive. SOLUTION: This electro-optic device has the light controllable layer containing at least a liquid crystal material between a pair of substrates, has thin-film transistors(TFTs) on the one substrate 101, has drain electrodes 110 on these TFTs and has common lines 112 on the same substrate as the substrate of the drain electrodes 110. Voltage is applied between the drain electrodes 110 and the common lines 112. The spiral pitch p of the liquid crystal material is preferably in a range of 1<=po<=15 μm and the cell thickness d thereof is in a range of 1<=d<=10 μm. The alignment twist angle θ of the molecules of the liquid crystal material is preferably in a range of θ<=300 deg. and the distance L between the drain electrodes 110 and the common lines 112 in a range of L<25 μm.
Patent JP-S6399982-A (JP)
Title: Printing head
Inventor: NAGASAKI TAKAYA
IPC: B41J2/235
Filed: 1986-10-17
Abstract: PURPOSE:To rapidly transmit the heat generated from a coil to a temperature-detecting element and prevent the coil from being burned, by disposing a metallic ring between the coils, which are arranged in an annular form, and a yoke in contact with both the outer peripheral surfaces of the coils and the temperature-detecting element. CONSTITUTION:When a coil 1a is brought to a high temperature due to heat generation, the heat of the coil 1a is transmitted to a heat ring 9 disposed in an annular form in contact with the outer periphery of the coil !a, the heat is conducted along the annular shape of the heat ring 9, and is conducted to a temperature-detecting element 8 disposed in contact with the heat ring 9. When the element 8 receiving the heat conducted from the coil 1a through the heat ring 9 reaches a predetermined temperature, a printing-stopping function is performed to stop printing. While the heat generated from the coils 1a, 1b is transmitted to the temperature-detecting element 8 through the heat ring 9, it is transmitted also to an inner peripheral part 2a of a yoke 2 disposed in proximity to the outer periphery of the heat ring 9, and heat conduction proceeds along the annular shape of the inner peripheral part 2a of the yoke 2. Thus, the yoke 2 also contributes to the heat conduction from the coils 1a, 1b to the temperature-detecting element 8, together with the heat ring.
Patent JP-H0192398-A (JP)
Title: Method for preventing tarnish of silver plating
Inventor: KASAHARA RYUICHI
IPC: C23F11/00
Filed: 1987-09-30
Abstract: PURPOSE:To prevent the tarnish of silver plating due to UV by electrolytically treating the plating in a tarnish inhibitor made of a reaction product of amines with epioxides or a reaction product of unsatd. cyclic ethyleneimine with ethylene oxide. CONSTITUTION:A silver plated product A is immersed in a reaction product of amines with epioxides or a reaction product of unsatd. cyclic ethyleneimine with ethylene oxide as a tarnish inhibitor 15 for silver plating in a tank 13, where the product A is electrolytically treated as the cathode. A transparent org. coating film made of a reaction product of the tarnish inhibitor 15 is formed on the silver plating of the product A and the tarnish of the silver plating due to UV can be prevented.
Patent JP-H07107094-A (JP)
Title: Packet switchboard
Inventor: KANEKO YASUYUKI
IPC: H04L12/947
Filed: 1993-10-01
Abstract: PURPOSE:To increase a housable connection number by providing not only position information relating to stages but also the position information relating to rows in respective switching elements inside a packet switchboard. CONSTITUTION:Not only stage information but also row information in the stage are set in the respective switching elements 41-44 beforehand. The position information composed of the stage information and the row information is stored in position information holding means provided inside the respective switching elements 4. In the meantime, a tag including prescribed routing information is added to an inputted packet. The packets sent to the respective input ports of the packet switchboard 2 are successively transfer-processed in the switching elements 4 of the respective stages and sent out from the prescribed output ports instructed by the tag of the switchboard 2. At the time, the respective elements 4 which fetch the packets from input terminals respectively decide the stage information, the position information and output terminals and send out the packets to the pertinent output terminals.
Patent JP-H0294385-A (JP)
Title: Planar heat emitting substance
Inventor: MIYAKE HITOSHI
IPC: H05B3/20
Filed: 1988-09-30
Abstract: PURPOSE:To have sure and easy taking-out of a contact, lessen the thickness of a connection part, and provide simple manufacturability by laminating a surface-shaped resistor, electrode, and conductive metal tape one over another of an insulation sheet, and arranging a lead on this conductive metal tape. CONSTITUTION:An insulation sheet 1, planar resistor 2, electrode 3, and conductive metal tape 4 are laminated one over another. This insulation sheet 1 must be insulative and made of a heat resistant material sustaining the heat emission temp. of the surface-shaped resistor 2. The sheet 1 shall be provided with an adhesive layer 10 at least on one side, and thereover the planar resistor 2 is laminated. This planar resistor 2 is made from a compound containing crystalline polymer and conductive substance. The electrode 3 is formed on the planar resistor 2 through screen printing of Ag paste, and thereover the conductive metal tape 4 made from metal foil is arranged. A lead 5 is arranged on this conductive metal tape 4 drawn out onto the insulation sheet 1. This provides certain and easy taking-out of a contact, makes the thickness of the connection part smaller, and provides simple manufacture.
Patent JP-H0880159-A (JP)
Title: Production of chocolate
Inventor: TATEISHI MASAYA
IPC: A23G1/00
Filed: 1994-09-13
Abstract: PURPOSE: To obtain a chocolate, capable of preventing a bloom phenomenon during the preservation without deteriorating the flavor and smooth texture of the chocolate, excellent in keeping quality and useful for health, etc., by partially hydrolyzing guar gum with an enzyme and then including the resultant water-soluble dietary fibers therein. CONSTITUTION: This method for producing a chocolate is to partially hydrolyze guar gum with one or more enzymes derived from the genuses Aspergillus and Rhizopus or an enzyme such as β-mannanase and include the resultant water-soluble dietary fibers therein. Furthermore, the viscosity of a 5wt.% aqueous solution of the water-soluble dietary fibers is preferably <=100cP measured under conditions of 25 deg.C and 30 r.p.m. with a Brookfield type viscometer.
Patent JP-H0987967-A (JP)
Title: Waterproof processing
Inventor: SOGA SANEMORI
IPC: D06M101/06
Filed: 1995-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a water repellency-imparting method capable of obtaining a cotton garment excellent in washing resistance without damaging by treating the cotton garment with a glyoxal resin or formaldehyde and subsequently imparting an alkyl chlorosilane fluoride to the treated cotton garment. SOLUTION: This method for imparting water repellency to a cotton garment comprises spraying a 5-20% glyoxal resin aqueous solution or a 5-40% formaldehyde aqueous solution on a cotton garment, drying the garment at a temperature of <=80 deg.C, thermally treating the garment at 100-200 deg.C, spraying a 0.1-10% alkylchlorosilane fluoride cyclohexane non-aqueous solution on the treated cotton garment, and subsequently drying the garment.